10 results
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous - Pruritic/Scaly ... distinct margins on scalp ... Well-demarcated erythema ... #Eczematous #SkinRash ... #dermatology #Differential
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
classic trailing scale ... Classically has a rim of scale ... drugs, systemic disease ... clinical #photo #dermatology ... #skinrash
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
• A dermatosis ... early localized disease ... called "Bazin's disease ... #comparison #table ... differential #diagnosis #dermatology
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
suggest vascular or hematologic ... o Scaly or flaky ... like Kawasaki disease ... Chronic, itchy, scaly ... #erythema
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
hyperkeratotic w/ erythema ... demarcation line of erythema ... allergic eczematous dermatitis ... University Infectious Diseases ... #photo #foot #dermatology
A quick infographic on various pearls about atopic dermatitis, a disease with an increasing burden on
, a disease with ... risk factors, management ... This disease imposes ... #management #medications ... #skinrash References
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
cellulitis of the scalp ... Capitis - Skin Disease ... of any comorbid disease ... , erosions, or erythema ... Differential #Diagnosis #dermatology
Lyme Disease - Diagnosis and Management Summary

Lyme Disease Epidemiology:
- Spirochete
- Reservoir: small mammals & birds
- Transmitted
and Management ... : - Erythema Chronicum ... stiff neck - Sore ... Conjunctivitis - Keratitis ... #Diagnosis #Management
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Eruptions (Face/Scalp ... Inflammatory, pus-filled sore ... Erosive pustular dermatosis ... Subcorneal pustular dermatosis ... Differential #Diagnosis #Dermatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
is rare in DIL, SCLE-DIL ... Evolution: Chronic disease ... druginduced #lupus #sle #comparison ... #table #rheumatology ... #diagnosis #management